List of usage examples for java.net NetworkInterface getNetworkInterfaces
public static Enumeration<NetworkInterface> getNetworkInterfaces() throws SocketException
From source file:Main.java
public static String findAppropriateIp() { String result = "unknown"; Enumeration<NetworkInterface> e; try {//www. j a v a2 s .c o m e = NetworkInterface.getNetworkInterfaces(); } catch (SocketException e1) { return result; } while (e.hasMoreElements()) { NetworkInterface n = (NetworkInterface) e.nextElement(); Enumeration<InetAddress> ee = n.getInetAddresses(); while (ee.hasMoreElements()) { InetAddress inetAddr = ee.nextElement(); String ipAddr = inetAddr.getHostAddress(); Matcher m = ipAddrPattern.matcher(ipAddr); if (m.matches()) { if (!m.group(1).equals("127")) { result = ipAddr; } } } } return result; }
From source file:Main.java
/** * Get IP address from first non-localhost interface * @param ipv4 true=return ipv4, false=return ipv6 * @return address or empty string/*w w w .ja v a 2 s . c om*/ */ @SuppressLint("DefaultLocale") public static String getIPAddress() { try { List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces()); for (NetworkInterface intf : interfaces) { List<InetAddress> addrs = Collections.list(intf.getInetAddresses()); for (InetAddress addr : addrs) { if (!addr.isLoopbackAddress()) { String sAddr = addr.getHostAddress().toUpperCase(); boolean isIPv4 = InetAddressUtils.isIPv4Address(sAddr); if (isIPv4) return sAddr; } } } } catch (Exception ex) { } return ""; }
From source file:Main.java
/** * Get IP address from first non-localhost interface * @param useIPv4 true=return ipv4, false=return ipv6 * @return address or empty string//from w w w . j a va 2 s. c o m */ public static String getIPAddress(boolean useIPv4) { try { List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces()); for (NetworkInterface intf : interfaces) { List<InetAddress> addrs = Collections.list(intf.getInetAddresses()); for (InetAddress addr : addrs) { if (!addr.isLoopbackAddress()) { String sAddr = addr.getHostAddress().toUpperCase(); boolean isIPv4 = InetAddressUtils.isIPv4Address(sAddr); if (useIPv4) { if (isIPv4) return sAddr; } else { if (!isIPv4) { int delim = sAddr.indexOf('%'); // drop ip6 port suffix return delim < 0 ? sAddr : sAddr.substring(0, delim); } } } } } } catch (Exception ex) { } // for now eat exceptions return ""; }
From source file:Main.java
public static HashMap<String, ArrayList<String>> getLocalIpAddresses() { try {/* w ww . ja v a2 s . c om*/ HashMap<String, ArrayList<String>> result = new HashMap<String, ArrayList<String>>(); for (Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces(); en .hasMoreElements();) { NetworkInterface intf = en.nextElement(); String name = intf.getName(); ArrayList<String> addresses = new ArrayList<String>(); for (Enumeration<InetAddress> enumIpAddr = intf.getInetAddresses(); enumIpAddr.hasMoreElements();) { InetAddress inetAddress = enumIpAddr.nextElement(); if (!inetAddress.isLoopbackAddress()) { addresses.add(inetAddress.getHostAddress().toString()); } } result.put(name, addresses); } return result; } catch (SocketException ex) { Log.e(TAG, ex.toString()); } return null; }
From source file:Main.java
/** * Get all device ip addresses/*from www .ja v a2 s. co m*/ * @return {@link array} */ public static String[] getLocalIpAddress() { ArrayList<String> addresses = new ArrayList<String>(); try { for (Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces(); en .hasMoreElements();) { NetworkInterface intf = en.nextElement(); for (Enumeration<InetAddress> enumIpAddr = intf.getInetAddresses(); enumIpAddr.hasMoreElements();) { InetAddress inetAddress = enumIpAddr.nextElement(); if (!inetAddress.isLoopbackAddress()) { //IPAddresses.setText(inetAddress.getHostAddress().toString()); boolean isIPv4 = isIPv4Address(inetAddress.getHostAddress().toString()); if (isIPv4) { addresses.add(inetAddress.getHostAddress().toString()); } } } } } catch (SocketException ex) { String LOG_TAG = null; Log.e(LOG_TAG, ex.toString()); } return addresses.toArray(new String[0]); }
From source file:eu.codebits.plasmas.util.NetworkInterfaces.java
/** * * @param interfaceName//from www.j a v a2 s . c o m * @return */ public static String getMACAddress(String interfaceName) { try { List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces()); for (NetworkInterface intf : interfaces) { if (interfaceName != null) { if (!intf.getName().equalsIgnoreCase(interfaceName)) continue; } byte[] mac = intf.getHardwareAddress(); if (mac == null) continue;//return ""; StringBuilder buf = new StringBuilder(); for (int idx = 0; idx < mac.length; idx++) buf.append(String.format("%02X:", mac[idx])); if (buf.length() > 0) buf.deleteCharAt(buf.length() - 1); return buf.toString(); } } catch (SocketException ex) { } return ""; }
From source file:Main.java
public static String getLocalIpAddress(Context context) { WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE); WifiInfo wifiInfo = wifiManager.getConnectionInfo(); if (wifiInfo != null && wifiInfo.getIpAddress() != 0) { return android.text.format.Formatter.formatIpAddress(wifiInfo.getIpAddress()); } else {// w w w . j av a2 s .c o m try { Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces(); while (en.hasMoreElements()) { NetworkInterface intf = en.nextElement(); Enumeration<InetAddress> enumIpAddr = intf.getInetAddresses(); while (enumIpAddr.hasMoreElements()) { InetAddress inetAddress = enumIpAddr.nextElement(); if (!inetAddress.isLoopbackAddress() && inetAddress.getHostAddress().indexOf(":") == -1) { String ipAddress = inetAddress.getHostAddress(); if (!TextUtils.isEmpty(ipAddress) && !ipAddress.contains(":")) { return ipAddress; } } } } } catch (SocketException e) { e.printStackTrace(); } } return null; }
From source file:Main.java
public static String getGPRS_IP() { try {/*from w ww . j ava 2s .c o m*/ for (Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces(); en .hasMoreElements();) { NetworkInterface intf = en.nextElement(); for (Enumeration<InetAddress> enu = intf.getInetAddresses(); enu.hasMoreElements();) { InetAddress inetAddress = enu.nextElement(); if (!inetAddress.isLoopbackAddress() && !inetAddress.isLinkLocalAddress()) { if (inetAddress.getHostAddress().toString().contains("::")) { continue; } return inetAddress.getHostAddress(); } } } } catch (SocketException e) { e.printStackTrace(); } return null; }
From source file:camp.pixels.signage.util.NetworkInterfaces.java
public static String getMACAddress(String interfaceName) { try {/*from w w w .j av a2s. co m*/ List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces()); for (NetworkInterface intf : interfaces) { if (interfaceName != null) { if (!intf.getName().equalsIgnoreCase(interfaceName)) continue; } if (!VALID_INTERFACES.contains(intf.getName())) continue; byte[] mac = intf.getHardwareAddress(); if (mac == null) continue;//return ""; StringBuilder buf = new StringBuilder(); for (int idx = 0; idx < mac.length; idx++) buf.append(String.format("%02X:", mac[idx])); if (buf.length() > 0) buf.deleteCharAt(buf.length() - 1); //Log.d("getMACAddress", intf.getName()); //Log.d("getMACAddress", buf.toString()); return buf.toString(); } } catch (SocketException ex) { } return ""; }
From source file:org.nebula.service.core.HostAddress.java
public static String getLocalHost() throws Exception { Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces(); while (interfaces.hasMoreElements()) { NetworkInterface current = interfaces.nextElement(); if (!current.isUp() || current.isLoopback() || current.isVirtual()) { continue; }//from w w w . ja v a 2 s . c o m Enumeration<InetAddress> addresses = current.getInetAddresses(); while (addresses.hasMoreElements()) { InetAddress current_addr = addresses.nextElement(); if (current_addr.isLoopbackAddress() || !InetAddressUtils.isIPv4Address(current_addr.getHostAddress())) { continue; } return current_addr.getHostName(); } } throw new Exception("Failed to get local hostname"); }